Red Dot Design Award WINNER 2018 1Zpresso Z-PRO Series Manual Coffee Grinder, the first time we made the specialty External Adjustment Ring, allows for the intuitive and quick to adjust to your preferred grind setting! Like you would expect from an electric grinder. ☕ EXTERNAL ADJUSTMENT RING Extra 30 clicks on the external numerical adjustment dial relative E series, a fine grind setting when brewing with an espresso machine ☕ STAINLESS STEEL "K BURR" The specialized stainless-steel heptagonal conical burr, ideal for a variety of brewing methods. ☕ SECURE FIXING BETWEEN THE BURR and CENTRAL SHAFT With a 10mm central shaft virtually, make grinding efficient and easy for a more consistent grind. EXTERNAL ADJUSTMENT RING With 9 numbers and 90 clicks on the dial, each click shifting the grind by 22 microns. Use a fine grind when brewing with an espresso machine, find the "sweet spot" when dialling in your espresso! Turn to a greater number signifies a coarse grind. Quick to adjust to your preferred grind setting As you would expect from an electric grinder.   Learn more about the 1Zpresso product line-up in the 1Zpresso product brochure